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Hydrograph River at a Glance Download
East Rockaway Inlet at Atlantic Beach (IN MLLW) Tide Height (ft)Observed: 1.93 ft at 10:48AM Oct 18, 2021Observed: 1.86 ft at 10:54AM Oct 18, 2021Observed: 1.75 ft at 11:00AM Oct 18, 2021Observed: 1.63 ft at 11:06AM Oct 18, 2021Observed: 1.58 ft at 11:12AM Oct 18, 2021Observed: 1.49 ft at 11:18AM Oct 18, 2021Observed: 1.42 ft at 11:24AM Oct 18, 2021Observed: 1.37 ft at 11:30AM Oct 18, 2021Observed: 1.26 ft at 11:36AM Oct 18, 2021Observed: 1.16 ft at 11:42AM Oct 18, 2021Observed: 1.06 ft at 11:48AM Oct 18, 2021Observed: 0.97 ft at 11:54AM Oct 18, 2021Observed: 0.91 ft at 12:00PM Oct 18, 2021Observed: 0.84 ft at 12:06PM Oct 18, 2021Observed: 0.78 ft at 12:12PM Oct 18, 2021Observed: 0.69 ft at 12:18PM Oct 18, 2021Observed: 0.6 ft at 12:24PM Oct 18, 2021Observed: 0.57 ft at 12:30PM Oct 18, 2021Observed: 0.53 ft at 12:36PM Oct 18, 2021Observed: 0.45 ft at 12:42PM Oct 18, 2021Observed: 0.46 ft at 12:48PM Oct 18, 2021Observed: 0.4 ft at 12:54PM Oct 18, 2021Observed: 0.39 ft at 1:00PM Oct 18, 2021Observed: 0.35 ft at 1:06PM Oct 18, 2021Observed: 0.42 ft at 1:12PM Oct 18, 2021Observed: 0.42 ft at 1:18PM Oct 18, 2021Observed: 0.44 ft at 1:24PM Oct 18, 2021Observed: 0.47 ft at 1:30PM Oct 18, 2021Observed: 0.52 ft at 1:36PM Oct 18, 2021Observed: 0.51 ft at 1:42PM Oct 18, 2021Observed: 0.59 ft at 1:48PM Oct 18, 2021Observed: 0.64 ft at 1:54PM Oct 18, 2021Observed: 0.66 ft at 2:00PM Oct 18, 2021Observed: 0.73 ft at 2:06PM Oct 18, 2021Observed: 0.81 ft at 2:12PM Oct 18, 2021Observed: 0.92 ft at 2:18PM Oct 18, 2021Observed: 1.02 ft at 2:24PM Oct 18, 2021Observed: 1.12 ft at 2:30PM Oct 18, 2021Observed: 1.14 ft at 2:36PM Oct 18, 2021Observed: 1.23 ft at 2:42PM Oct 18, 2021Observed: 1.34 ft at 2:48PM Oct 18, 2021Observed: 1.41 ft at 2:54PM Oct 18, 2021Observed: 1.55 ft at 3:00PM Oct 18, 2021Observed: 1.65 ft at 3:06PM Oct 18, 2021Observed: 1.7 ft at 3:12PM Oct 18, 2021Observed: 1.84 ft at 3:18PM Oct 18, 2021Observed: 1.88 ft at 3:24PM Oct 18, 2021Observed: 1.99 ft at 3:30PM Oct 18, 2021Observed: 2.08 ft at 3:36PM Oct 18, 2021Observed: 2.16 ft at 3:42PM Oct 18, 2021Observed: 2.27 ft at 3:48PM Oct 18, 2021Observed: 2.4 ft at 3:54PM Oct 18, 2021Observed: 2.47 ft at 4:00PM Oct 18, 2021Observed: 2.62 ft at 4:06PM Oct 18, 2021Observed: 2.71 ft at 4:12PM Oct 18, 2021Observed: 2.84 ft at 4:18PM Oct 18, 2021Observed: 2.94 ft at 4:24PM Oct 18, 2021Observed: 3.01 ft at 4:30PM Oct 18, 2021Observed: 3.12 ft at 4:36PM Oct 18, 2021Observed: 3.2 ft at 4:42PM Oct 18, 2021Observed: 3.32 ft at 4:48PM Oct 18, 2021Observed: 3.42 ft at 4:54PM Oct 18, 2021Observed: 3.48 ft at 5:00PM Oct 18, 2021Observed: 3.54 ft at 5:06PM Oct 18, 2021Observed: 3.6 ft at 5:12PM Oct 18, 2021Observed: 3.71 ft at 5:18PM Oct 18, 2021Observed: 3.72 ft at 5:24PM Oct 18, 2021Observed: 3.81 ft at 5:30PM Oct 18, 2021Observed: 3.89 ft at 5:36PM Oct 18, 2021Observed: 3.98 ft at 5:42PM Oct 18, 2021Observed: 4.09 ft at 5:48PM Oct 18, 2021Observed: 4.14 ft at 5:54PM Oct 18, 2021Observed: 4.24 ft at 6:00PM Oct 18, 2021Observed: 4.27 ft at 6:06PM Oct 18, 2021Observed: 4.3 ft at 6:12PM Oct 18, 2021Observed: 4.35 ft at 6:18PM Oct 18, 2021Observed: 4.41 ft at 6:24PM Oct 18, 2021Observed: 4.45 ft at 6:30PM Oct 18, 2021Observed: 4.54 ft at 6:36PM Oct 18, 2021Observed: 4.54 ft at 6:42PM Oct 18, 2021Observed: 4.57 ft at 6:48PM Oct 18, 2021Observed: 4.64 ft at 6:54PM Oct 18, 2021Observed: 4.65 ft at 7:00PM Oct 18, 2021Observed: 4.67 ft at 7:06PM Oct 18, 2021Observed: 4.69 ft at 7:12PM Oct 18, 2021Observed: 4.73 ft at 7:18PM Oct 18, 2021Observed: 4.71 ft at 7:24PM Oct 18, 2021Observed: 4.74 ft at 7:30PM Oct 18, 2021Observed: 4.7 ft at 7:36PM Oct 18, 2021Observed: 4.67 ft at 7:42PM Oct 18, 2021Observed: 4.61 ft at 7:48PM Oct 18, 2021Observed: 4.55 ft at 7:54PM Oct 18, 2021Observed: 4.52 ft at 8:00PM Oct 18, 2021Observed: 4.48 ft at 8:06PM Oct 18, 2021Observed: 4.41 ft at 8:12PM Oct 18, 2021Observed: 4.35 ft at 8:18PM Oct 18, 2021Observed: 4.29 ft at 8:24PM Oct 18, 2021Observed: 4.16 ft at 8:30PM Oct 18, 2021Observed: 4.08 ft at 8:36PM Oct 18, 2021Observed: 3.96 ft at 8:42PM Oct 18, 2021Observed: 3.83 ft at 8:48PM Oct 18, 2021Observed: 3.71 ft at 8:54PM Oct 18, 2021Observed: 3.59 ft at 9:00PM Oct 18, 2021Observed: 3.52 ft at 9:06PM Oct 18, 2021Observed: 3.41 ft at 9:12PM Oct 18, 2021Observed: 3.31 ft at 9:18PM Oct 18, 2021Observed: 3.17 ft at 9:24PM Oct 18, 2021Observed: 3.04 ft at 9:30PM Oct 18, 2021Observed: 2.93 ft at 9:36PM Oct 18, 2021Observed: 2.81 ft at 9:42PM Oct 18, 2021Observed: 2.73 ft at 9:48PM Oct 18, 2021Observed: 2.63 ft at 9:54PM Oct 18, 2021Observed: 2.53 ft at 10:00PM Oct 18, 2021Observed: 2.43 ft at 10:06PM Oct 18, 2021Observed: 2.3 ft at 10:12PM Oct 18, 2021Observed: 2.23 ft at 10:18PM Oct 18, 2021Observed: 2.14 ft at 10:24PM Oct 18, 2021Observed: 1.99 ft at 10:30PM Oct 18, 2021Observed: 1.9 ft at 10:36PM Oct 18, 2021Observed: 1.76 ft at 10:42PM Oct 18, 2021Observed: 1.67 ft at 10:48PM Oct 18, 2021Observed: 1.61 ft at 10:54PM Oct 18, 2021Observed: 1.48 ft at 11:00PM Oct 18, 2021Observed: 1.4 ft at 11:06PM Oct 18, 2021Observed: 1.3 ft at 11:12PM Oct 18, 2021Observed: 1.22 ft at 11:18PM Oct 18, 2021Observed: 1.12 ft at 11:24PM Oct 18, 2021Observed: 1.02 ft at 11:30PM Oct 18, 2021Observed: 0.96 ft at 11:36PM Oct 18, 2021Observed: 0.87 ft at 11:42PM Oct 18, 2021Observed: 0.72 ft at 11:48PM Oct 18, 2021Observed: 0.67 ft at 11:54PM Oct 18, 2021Observed: 0.58 ft at 12:00AM Oct 19, 2021Observed: 0.53 ft at 12:06AM Oct 19, 2021Observed: 0.47 ft at 12:12AM Oct 19, 2021Observed: 0.43 ft at 12:18AM Oct 19, 2021Observed: 0.37 ft at 12:24AM Oct 19, 2021Observed: 0.35 ft at 12:30AM Oct 19, 2021Observed: 0.32 ft at 12:36AM Oct 19, 2021Observed: 0.29 ft at 12:42AM Oct 19, 2021Observed: 0.27 ft at 12:48AM Oct 19, 2021Observed: 0.26 ft at 12:54AM Oct 19, 2021Observed: 0.22 ft at 1:00AM Oct 19, 2021Observed: 0.22 ft at 1:06AM Oct 19, 2021Observed: 0.18 ft at 1:12AM Oct 19, 2021Observed: 0.18 ft at 1:18AM Oct 19, 2021Observed: 0.22 ft at 1:24AM Oct 19, 2021Observed: 0.2 ft at 1:30AM Oct 19, 2021Observed: 0.27 ft at 1:36AM Oct 19, 2021Observed: 0.3 ft at 1:42AM Oct 19, 2021Observed: 0.34 ft at 1:48AM Oct 19, 2021Observed: 0.4 ft at 1:54AM Oct 19, 2021Observed: 0.41 ft at 2:00AM Oct 19, 2021Observed: 0.51 ft at 2:06AM Oct 19, 2021Observed: 0.55 ft at 2:12AM Oct 19, 2021Observed: 0.65 ft at 2:18AM Oct 19, 2021Observed: 0.72 ft at 2:24AM Oct 19, 2021Observed: 0.81 ft at 2:30AM Oct 19, 2021Observed: 0.88 ft at 2:36AM Oct 19, 2021Observed: 0.98 ft at 2:42AM Oct 19, 2021Observed: 1.06 ft at 2:48AM Oct 19, 2021Observed: 1.15 ft at 2:54AM Oct 19, 2021Observed: 1.25 ft at 3:00AM Oct 19, 2021Observed: 1.4 ft at 3:06AM Oct 19, 2021Observed: 1.4 ft at 3:12AM Oct 19, 2021Observed: 1.6 ft at 3:18AM Oct 19, 2021Observed: 1.65 ft at 3:24AM Oct 19, 2021Observed: 1.75 ft at 3:30AM Oct 19, 2021Observed: 1.86 ft at 3:36AM Oct 19, 2021Observed: 1.96 ft at 3:42AM Oct 19, 2021Observed: 2.01 ft at 3:48AM Oct 19, 2021Observed: 2.1 ft at 3:54AM Oct 19, 2021Observed: 2.21 ft at 4:00AM Oct 19, 2021Observed: 2.34 ft at 4:06AM Oct 19, 2021Observed: 2.4 ft at 4:12AM Oct 19, 2021Observed: 2.5 ft at 4:18AM Oct 19, 2021Observed: 2.62 ft at 4:24AM Oct 19, 2021Observed: 2.74 ft at 4:30AM Oct 19, 2021Observed: 2.84 ft at 4:36AM Oct 19, 2021Observed: 2.99 ft at 4:42AM Oct 19, 2021Observed: 3.06 ft at 4:48AM Oct 19, 2021Observed: 3.15 ft at 4:54AM Oct 19, 2021Observed: 3.24 ft at 5:00AM Oct 19, 2021Observed: 3.33 ft at 5:06AM Oct 19, 2021Observed: 3.43 ft at 5:12AM Oct 19, 2021Observed: 3.54 ft at 5:18AM Oct 19, 2021Observed: 3.57 ft at 5:24AM Oct 19, 2021Observed: 3.72 ft at 5:30AM Oct 19, 2021Observed: 3.78 ft at 5:36AM Oct 19, 2021Observed: 3.89 ft at 5:42AM Oct 19, 2021Observed: 3.99 ft at 5:48AM Oct 19, 2021Observed: 4.09 ft at 5:54AM Oct 19, 2021Observed: 4.18 ft at 6:00AM Oct 19, 2021Observed: 4.27 ft at 6:06AM Oct 19, 2021Observed: 4.38 ft at 6:12AM Oct 19, 2021Observed: 4.42 ft at 6:18AM Oct 19, 2021Observed: 4.51 ft at 6:24AM Oct 19, 2021Observed: 4.56 ft at 6:30AM Oct 19, 2021Observed: 4.64 ft at 6:36AM Oct 19, 2021Observed: 4.7 ft at 6:42AM Oct 19, 2021Observed: 4.75 ft at 6:48AM Oct 19, 2021Observed: 4.82 ft at 6:54AM Oct 19, 2021Observed: 4.87 ft at 7:00AM Oct 19, 2021Observed: 4.93 ft at 7:06AM Oct 19, 2021Observed: 4.95 ft at 7:12AM Oct 19, 2021Observed: 4.99 ft at 7:18AM Oct 19, 2021Observed: 4.98 ft at 7:24AM Oct 19, 2021Observed: 4.99 ft at 7:30AM Oct 19, 2021Highest Observation: 5.02 ft at 7:36AM Oct 19, 2021Observed: 4.99 ft at 7:42AM Oct 19, 2021Highest Observation: 5.02 ft at 7:48AM Oct 19, 2021Observed: 5.01 ft at 7:54AM Oct 19, 2021Highest Observation: 5.02 ft at 8:00AM Oct 19, 2021Observed: 5.01 ft at 8:06AM Oct 19, 2021Observed: 5.01 ft at 8:12AM Oct 19, 2021Observed: 4.93 ft at 8:18AM Oct 19, 2021Observed: 4.88 ft at 8:24AM Oct 19, 2021Observed: 4.84 ft at 8:30AM Oct 19, 2021Observed: 4.73 ft at 8:36AM Oct 19, 2021Observed: 4.66 ft at 8:42AM Oct 19, 2021Observed: 4.6 ft at 8:48AM Oct 19, 2021Observed: 4.5 ft at 8:54AM Oct 19, 2021Observed: 4.44 ft at 9:00AM Oct 19, 2021Observed: 4.35 ft at 9:06AM Oct 19, 2021Observed: 4.26 ft at 9:12AM Oct 19, 2021Observed: 4.14 ft at 9:18AM Oct 19, 2021Observed: 4.02 ft at 9:24AM Oct 19, 2021Observed: 3.89 ft at 9:30AM Oct 19, 2021Observed: 3.75 ft at 9:36AM Oct 19, 2021Observed: 3.7 ft at 9:42AM Oct 19, 2021Observed: 3.56 ft at 9:48AM Oct 19, 2021Observed: 3.49 ft at 9:54AM Oct 19, 2021Observed: 3.39 ft at 10:00AM Oct 19, 2021Observed: 3.3 ft at 10:06AM Oct 19, 2021Observed: 3.19 ft at 10:12AM Oct 19, 2021Observed: 3.09 ft at 10:18AM Oct 19, 2021Observed: 2.93 ft at 10:24AM Oct 19, 2021Observed: 2.8 ft at 10:30AM Oct 19, 2021Observed: 2.68 ft at 10:36AM Oct 19, 2021Observed: 2.58 ft at 10:42AM Oct 19, 2021Observed: 2.48 ft at 10:48AM Oct 19, 2021Observed: 2.36 ft at 10:54AM Oct 19, 2021Observed: 2.26 ft at 11:00AM Oct 19, 2021Observed: 2.18 ft at 11:06AM Oct 19, 2021Observed: 2.08 ft at 11:12AM Oct 19, 2021Observed: 1.97 ft at 11:18AM Oct 19, 2021Observed: 1.86 ft at 11:24AM Oct 19, 2021Observed: 1.74 ft at 11:30AM Oct 19, 2021Observed: 1.64 ft at 11:36AM Oct 19, 2021Observed: 1.56 ft at 11:42AM Oct 19, 2021Observed: 1.44 ft at 11:48AM Oct 19, 2021Observed: 1.31 ft at 11:54AM Oct 19, 2021Observed: 1.25 ft at 12:00PM Oct 19, 2021Observed: 1.15 ft at 12:06PM Oct 19, 2021Observed: 1.08 ft at 12:12PM Oct 19, 2021Observed: 1.03 ft at 12:18PM Oct 19, 2021Observed: 0.92 ft at 12:24PM Oct 19, 2021Observed: 0.8 ft at 12:30PM Oct 19, 2021Observed: 0.71 ft at 12:36PM Oct 19, 2021Observed: 0.62 ft at 12:42PM Oct 19, 2021Observed: 0.57 ft at 12:48PM Oct 19, 2021Observed: 0.51 ft at 12:54PM Oct 19, 2021Observed: 0.43 ft at 1:00PM Oct 19, 2021Observed: 0.39 ft at 1:06PM Oct 19, 2021Observed: 0.39 ft at 1:12PM Oct 19, 2021Observed: 0.34 ft at 1:18PM Oct 19, 2021Observed: 0.31 ft at 1:24PM Oct 19, 2021Observed: 0.29 ft at 1:30PM Oct 19, 2021Observed: 0.28 ft at 1:36PM Oct 19, 2021Observed: 0.28 ft at 1:42PM Oct 19, 2021Observed: 0.32 ft at 1:48PM Oct 19, 2021Observed: 0.28 ft at 1:54PM Oct 19, 2021Observed: 0.29 ft at 2:00PM Oct 19, 2021Observed: 0.33 ft at 2:06PM Oct 19, 2021Observed: 0.35 ft at 2:12PM Oct 19, 2021Observed: 0.39 ft at 2:18PM Oct 19, 2021Observed: 0.41 ft at 2:24PM Oct 19, 2021Observed: 0.47 ft at 2:30PM Oct 19, 2021Observed: 0.56 ft at 2:36PM Oct 19, 2021Observed: 0.62 ft at 2:42PM Oct 19, 2021Observed: 0.66 ft at 2:48PM Oct 19, 2021Observed: 0.74 ft at 2:54PM Oct 19, 2021Observed: 0.81 ft at 3:00PM Oct 19, 2021Observed: 0.87 ft at 3:06PM Oct 19, 2021Observed: 0.94 ft at 3:12PM Oct 19, 2021Observed: 1.01 ft at 3:18PM Oct 19, 2021Observed: 1.12 ft at 3:24PM Oct 19, 2021Observed: 1.2 ft at 3:30PM Oct 19, 2021Observed: 1.29 ft at 3:36PM Oct 19, 2021Observed: 1.37 ft at 3:42PM Oct 19, 2021Observed: 1.5 ft at 3:48PM Oct 19, 2021Observed: 1.57 ft at 3:54PM Oct 19, 2021Observed: 1.69 ft at 4:00PM Oct 19, 2021Observed: 1.78 ft at 4:06PM Oct 19, 2021Observed: 1.85 ft at 4:12PM Oct 19, 2021Observed: 1.97 ft at 4:18PM Oct 19, 2021Observed: 2.03 ft at 4:24PM Oct 19, 2021Observed: 2.13 ft at 4:30PM Oct 19, 2021Observed: 2.24 ft at 4:36PM Oct 19, 2021Observed: 2.31 ft at 4:42PM Oct 19, 2021Observed: 2.41 ft at 4:48PM Oct 19, 2021Observed: 2.54 ft at 4:54PM Oct 19, 2021Observed: 2.61 ft at 5:00PM Oct 19, 2021Observed: 2.72 ft at 5:06PM Oct 19, 2021Observed: 2.81 ft at 5:12PM Oct 19, 2021Observed: 2.9 ft at 5:18PM Oct 19, 2021Observed: 2.99 ft at 5:24PM Oct 19, 2021Observed: 3.08 ft at 5:30PM Oct 19, 2021Observed: 3.19 ft at 5:36PM Oct 19, 2021Observed: 3.27 ft at 5:42PM Oct 19, 2021Observed: 3.36 ft at 5:48PM Oct 19, 2021Observed: 3.48 ft at 5:54PM Oct 19, 2021Observed: 3.61 ft at 6:00PM Oct 19, 2021Observed: 3.7 ft at 6:06PM Oct 19, 2021Observed: 3.8 ft at 6:12PM Oct 19, 2021Observed: 3.86 ft at 6:18PM Oct 19, 2021Observed: 3.95 ft at 6:24PM Oct 19, 2021Observed: 4.04 ft at 6:30PM Oct 19, 2021Observed: 4.09 ft at 6:36PM Oct 19, 2021Observed: 4.16 ft at 6:42PM Oct 19, 2021Observed: 4.22 ft at 6:48PM Oct 19, 2021Observed: 4.27 ft at 6:54PM Oct 19, 2021Observed: 4.36 ft at 7:00PM Oct 19, 2021Observed: 4.39 ft at 7:06PM Oct 19, 2021Observed: 4.46 ft at 7:12PM Oct 19, 2021Observed: 4.5 ft at 7:18PM Oct 19, 2021Observed: 4.57 ft at 7:24PM Oct 19, 2021Observed: 4.62 ft at 7:30PM Oct 19, 2021Observed: 4.63 ft at 7:36PM Oct 19, 2021Observed: 4.65 ft at 7:42PM Oct 19, 2021Observed: 4.7 ft at 7:48PM Oct 19, 2021Observed: 4.69 ft at 7:54PM Oct 19, 2021Observed: 4.69 ft at 8:00PM Oct 19, 2021Observed: 4.69 ft at 8:06PM Oct 19, 2021Observed: 4.68 ft at 8:12PM Oct 19, 2021Observed: 4.68 ft at 8:18PM Oct 19, 2021Observed: 4.66 ft at 8:24PM Oct 19, 2021Observed: 4.62 ft at 8:30PM Oct 19, 2021Observed: 4.55 ft at 8:36PM Oct 19, 2021Observed: 4.51 ft at 8:42PM Oct 19, 2021Observed: 4.43 ft at 8:48PM Oct 19, 2021Observed: 4.38 ft at 8:54PM Oct 19, 2021Observed: 4.27 ft at 9:00PM Oct 19, 2021Observed: 4.18 ft at 9:06PM Oct 19, 2021Observed: 4.09 ft at 9:12PM Oct 19, 2021Observed: 4 ft at 9:18PM Oct 19, 2021Observed: 3.87 ft at 9:24PM Oct 19, 2021Observed: 3.74 ft at 9:30PM Oct 19, 2021Observed: 3.62 ft at 9:36PM Oct 19, 2021Observed: 3.48 ft at 9:42PM Oct 19, 2021Observed: 3.4 ft at 9:48PM Oct 19, 2021Observed: 3.31 ft at 9:54PM Oct 19, 2021Observed: 3.19 ft at 10:00PM Oct 19, 2021Observed: 3.1 ft at 10:06PM Oct 19, 2021Observed: 3.03 ft at 10:12PM Oct 19, 2021Observed: 2.88 ft at 10:18PM Oct 19, 2021Observed: 2.77 ft at 10:24PM Oct 19, 2021Observed: 2.65 ft at 10:30PM Oct 19, 2021Observed: 2.53 ft at 10:36PM Oct 19, 2021Observed: 2.42 ft at 10:42PM Oct 19, 2021Observed: 2.32 ft at 10:48PM Oct 19, 2021Observed: 2.22 ft at 10:54PM Oct 19, 2021Observed: 2.08 ft at 11:00PM Oct 19, 2021Observed: 1.97 ft at 11:06PM Oct 19, 2021Observed: 1.87 ft at 11:12PM Oct 19, 2021Observed: 1.74 ft at 11:18PM Oct 19, 2021Observed: 1.65 ft at 11:24PM Oct 19, 2021Observed: 1.56 ft at 11:30PM Oct 19, 2021Observed: 1.46 ft at 11:36PM Oct 19, 2021Observed: 1.33 ft at 11:42PM Oct 19, 2021Observed: 1.24 ft at 11:48PM Oct 19, 2021Observed: 1.14 ft at 11:54PM Oct 19, 2021Observed: 1.05 ft at 12:00AM Oct 20, 2021Observed: 0.98 ft at 12:06AM Oct 20, 2021Observed: 0.86 ft at 12:12AM Oct 20, 2021Observed: 0.79 ft at 12:18AM Oct 20, 2021Observed: 0.72 ft at 12:24AM Oct 20, 2021Observed: 0.67 ft at 12:30AM Oct 20, 2021Observed: 0.56 ft at 12:36AM Oct 20, 2021Observed: 0.51 ft at 12:42AM Oct 20, 2021Observed: 0.45 ft at 12:48AM Oct 20, 2021Observed: 0.39 ft at 12:54AM Oct 20, 2021Observed: 0.33 ft at 1:00AM Oct 20, 2021Observed: 0.3 ft at 1:06AM Oct 20, 2021Observed: 0.27 ft at 1:12AM Oct 20, 2021Observed: 0.17 ft at 1:18AM Oct 20, 2021Observed: 0.1 ft at 1:24AM Oct 20, 2021Observed: -0.02 ft at 1:30AM Oct 20, 2021Observed: -0.04 ft at 1:36AM Oct 20, 2021Observed: -0.08 ft at 1:42AM Oct 20, 2021Observed: -0.13 ft at 1:48AM Oct 20, 2021Observed: -0.1 ft at 1:54AM Oct 20, 2021Observed: -0.13 ft at 2:00AM Oct 20, 2021Observed: -0.16 ft at 2:06AM Oct 20, 2021Observed: -0.15 ft at 2:12AM Oct 20, 2021Observed: -0.15 ft at 2:18AM Oct 20, 2021Observed: -0.09 ft at 2:24AM Oct 20, 2021Observed: -0.09 ft at 2:30AM Oct 20, 2021Observed: -0.05 ft at 2:36AM Oct 20, 2021Observed: -0.01 ft at 2:42AM Oct 20, 2021Observed: 0.04 ft at 2:48AM Oct 20, 2021Observed: 0.1 ft at 2:54AM Oct 20, 2021Observed: 0.18 ft at 3:00AM Oct 20, 2021Observed: 0.25 ft at 3:06AM Oct 20, 2021Observed: 0.31 ft at 3:12AM Oct 20, 2021Observed: 0.41 ft at 3:18AM Oct 20, 2021Observed: 0.47 ft at 3:24AM Oct 20, 2021Observed: 0.55 ft at 3:30AM Oct 20, 2021Observed: 0.65 ft at 3:36AM Oct 20, 2021Observed: 0.75 ft at 3:42AM Oct 20, 2021Observed: 0.86 ft at 3:48AM Oct 20, 2021Observed: 0.97 ft at 3:54AM Oct 20, 2021Observed: 1.09 ft at 4:00AM Oct 20, 2021Observed: 1.22 ft at 4:06AM Oct 20, 2021Observed: 1.36 ft at 4:12AM Oct 20, 2021Observed: 1.46 ft at 4:18AM Oct 20, 2021Observed: 1.58 ft at 4:24AM Oct 20, 2021Observed: 1.68 ft at 4:30AM Oct 20, 2021Observed: 1.77 ft at 4:36AM Oct 20, 2021Observed: 1.86 ft at 4:42AM Oct 20, 2021Observed: 2 ft at 4:48AM Oct 20, 2021Observed: 2.09 ft at 4:54AM Oct 20, 2021Observed: 2.2 ft at 5:00AM Oct 20, 2021Observed: 2.31 ft at 5:06AM Oct 20, 2021Observed: 2.43 ft at 5:12AM Oct 20, 2021Observed: 2.51 ft at 5:18AM Oct 20, 2021Observed: 2.65 ft at 5:24AM Oct 20, 2021Observed: 2.73 ft at 5:30AM Oct 20, 2021Observed: 2.84 ft at 5:36AM Oct 20, 2021Observed: 2.94 ft at 5:42AM Oct 20, 2021Observed: 3.04 ft at 5:48AM Oct 20, 2021Observed: 3.18 ft at 5:54AM Oct 20, 2021Observed: 3.33 ft at 6:00AM Oct 20, 2021Observed: 3.43 ft at 6:06AM Oct 20, 2021Observed: 3.54 ft at 6:12AM Oct 20, 2021Observed: 3.63 ft at 6:18AM Oct 20, 2021Observed: 3.72 ft at 6:24AM Oct 20, 2021Observed: 3.8 ft at 6:30AM Oct 20, 2021Observed: 3.89 ft at 6:36AM Oct 20, 2021Observed: 3.94 ft at 6:42AM Oct 20, 2021Observed: 4.02 ft at 6:48AM Oct 20, 2021Observed: 4.11 ft at 6:54AM Oct 20, 2021Observed: 4.2 ft at 7:00AM Oct 20, 2021Observed: 4.28 ft at 7:06AM Oct 20, 2021Observed: 4.37 ft at 7:12AM Oct 20, 2021Observed: 4.41 ft at 7:18AM Oct 20, 2021Observed: 4.48 ft at 7:24AM Oct 20, 2021Observed: 4.53 ft at 7:30AM Oct 20, 2021Observed: 4.58 ft at 7:36AM Oct 20, 2021Observed: 4.64 ft at 7:42AM Oct 20, 2021Observed: 4.67 ft at 7:48AM Oct 20, 2021Observed: 4.69 ft at 7:54AM Oct 20, 2021Observed: 4.72 ft at 8:00AM Oct 20, 2021Observed: 4.75 ft at 8:06AM Oct 20, 2021Observed: 4.76 ft at 8:12AM Oct 20, 2021Observed: 4.76 ft at 8:18AM Oct 20, 2021Observed: 4.75 ft at 8:24AM Oct 20, 2021Observed: 4.77 ft at 8:30AM Oct 20, 2021Observed: 4.77 ft at 8:36AM Oct 20, 2021Observed: 4.77 ft at 8:42AM Oct 20, 2021Observed: 4.72 ft at 8:48AM Oct 20, 2021Observed: 4.69 ft at 8:54AM Oct 20, 2021Observed: 4.65 ft at 9:00AM Oct 20, 2021Observed: 4.61 ft at 9:06AM Oct 20, 2021Observed: 4.55 ft at 9:12AM Oct 20, 2021Observed: 4.5 ft at 9:18AM Oct 20, 2021Observed: 4.44 ft at 9:24AM Oct 20, 2021Observed: 4.37 ft at 9:30AM Oct 20, 2021Observed: 4.29 ft at 9:36AM Oct 20, 2021Observed: 4.18 ft at 9:42AM Oct 20, 2021Observed: 4.07 ft at 9:48AM Oct 20, 2021Observed: 3.93 ft at 9:54AM Oct 20, 2021Observed: 3.8 ft at 10:00AM Oct 20, 2021USGS--Water Resources of the United StatesRKWN6(plotting HMIRG) Graph Created (10:46AM Oct 20, 2021)ObservedLatest observed value: 3.8 ft at 10:00 AM EDT 20-Oct-2021. Flood Stage is 6 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the East Rockaway Inlet at Atlantic Beach (IN MLLW). Only observed stages are available for this point.

Vertical Datum references a tidal datum (MLLW). For more information click on USGS link below.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 8
Moderate Flood Stage: 7
Flood Stage: 6
Action Stage: 5.8
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:15
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
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Latitude: 40.593056° N, Longitude: 73.737778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 6 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Upton Weather Forecast Office
175 Brookhaven Ave. Bldg. NWS-1
Upton, NY 11973
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Page last modified: 2-Nov-2020 7:30 PM 		Disclaimer
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